Alert archive / Texas / Flash Flood Warnings in 2012

Flash Flood Warning 3, NWS Midland/Odessa, TX

May 10, 2012Howard County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at May 10, 2012, 6:01 AM CDT for Howard County, Texas. It was in force for 3 hr. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
May 10, 2012, 6:01 AM CDT (11:01 UTC)
Expired
May 10, 2012, 9:00 AM CDT
In force
3 hr
Issued by
NWS Midland/Odessa, TX
Area
Storm-based polygon
Flood severity
None

County Howard County, TX

The radar

The Midland/Odessa radar (KMAF), 72 km from the middle of the area, began a volume at 11:01 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
May 10, 7:30 AM CDTFLOODBig Spring, TXE 6TH STREET UNDER .5 TO 3 FEET OF WATER.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 11.0 hours before the alert went out and 72 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Midland Regional, TX at 00:00Z on 2012-05-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Midland Regional, TX at 00:00Z on 2012-05-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -10 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2623 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
-10 m²/s²
0-3 km storm-relative helicity
35 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

236 
WGUS54 KMAF 101101
FFWMAF
TXC227-101400-
/O.NEW.KMAF.FF.W.0003.120510T1101Z-120510T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
601 AM CDT THU MAY 10 2012

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHERN HOWARD COUNTY IN WEST TEXAS...

* UNTIL 900 AM CDT

* AT 556 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED   
  FLASH FLOODING FROM THUNDERSTORMS ALONG A LINE EXTENDING FROM 9    
  MILES WEST OF BIG SPRING TO 13 MILES SOUTHEAST OF BIG SPRING...    
  MOVING NORTHEAST AT 25 MPH. RADAR INDICATES RAINFALL RATES OF 
  ONE TO TWO INCHES ARE POSSIBLE WITH THESE STORMS.

* THUNDERSTORMS PRODUCING FLASH FLOODING WILL AFFECT THE FOLLOWING
LOCATIONS...
  BIG SPRING...
  SAND SPRINGS...
  MIDWAY...
  COAHOMA...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS... URBAN AREAS... HIGHWAYS... STREETS AND
UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

&&

LAT...LON 3235 10168 3235 10127 3210 10127 3210 10169

$$
1 follow-up statement
007 
WGUS74 KMAF 101246
FFSMAF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
746 AM CDT THU MAY 10 2012

TXC227-101400-
/O.CON.KMAF.FF.W.0003.000000T0000Z-120510T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
HOWARD-
746 AM CDT THU MAY 10 2012

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 900 AM CDT FOR
SOUTHERN HOWARD COUNTY...

AT 741 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUE TO 
DETECT THUNDERSTORMS PRODUCING FLASH FLOODING OVER THE WARNED AREA.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO SAND
SPRINGS...MIDWAY...COAHOMA AND BIG SPRING.

BIG SPRING AIRPORT HAS REPORTED OVER 1.30 INCHES OF RAIN AS OF 730 
AM CDT. ANOTHER HALF AN INCH TO AN INCH OF RAINFALL IS ANTICIPATED 
THROUGHOUT THE DAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. MOST FLOODING DEATHS ARE PREVENTABLE. TURN AROUND... DONT
DROWN.

&&

LAT...LON 3235 10168 3235 10127 3210 10127 3210 10169

$$

The office that day

Everything else NWS Midland/Odessa, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 9, 8:52 PM CDTAreal Flood AdvisoryMAFUpton3 hr
May 10, 12:41 AM CDTAreal Flood AdvisoryMAFCrane, Ector, Loving, Ward, Winkler3 hr
May 10, 1:47 AM CDTAreal Flood AdvisoryMAFEctor3 hr
May 10, 4:12 AM CDTFlash Flood WatchMAFAndrews, Borden, Crane, Dawson, Ector, Gaines and 13 more25 hr
May 10, 4:43 AM CDTAreal Flood AdvisoryMAFMidland3 hr
May 10, 5:45 AM CDTAreal Flood AdvisoryMAFHoward, Martin3 hr
May 10, 6:13 AM CDTFlash Flood WarningMAFPecos, Terrell3 hr
May 10, 6:32 AM CDTAreal Flood AdvisoryMAFCrane, Reagan, Upton3 hr
May 10, 6:51 AM CDTFlash Flood WarningMAFReagan4 hr
May 10, 7:10 AM CDTFlash Flood WarningMAFEctor, Midland3 hr
May 10, 8:15 AM CDTAreal Flood AdvisoryMAFBrewster, Pecos, Terrell3 hr
May 10, 9:01 AM CDTFlash Flood WarningMAFGlasscock, Howard, Martin3 hr
May 10, 9:15 AM CDTFlash Flood WarningMAFPecos, Terrell3 hr
May 10, 10:17 AM CDTFlash Flood WarningMAFEctor, Midland3 hr
May 10, 11:45 AM CDTFlash Flood WarningMAFMitchell4 hr
May 10, 11:51 AM CDTAreal Flood AdvisoryMAFScurry3 hr
May 10, 12:15 PM CDTAreal Flood AdvisoryMAFGlasscock, Howard3 hr
May 10, 1:12 PM CDTAreal Flood AdvisoryMAFEctor, Midland3 hr
May 10, 2:41 PM CDTAreal Flood AdvisoryMAFScurry3 hr
May 10, 3:07 PM CDTAreal Flood AdvisoryMAFBorden3 hr
May 10, 3:20 PM CDTAreal Flood AdvisoryMAFHoward3 hr
May 10, 3:26 PM CDTFlash Flood WarningMAFMitchell, Scurry3 hr
May 10, 4:51 PM CDTSevere Thunderstorm WarningMAFBrewster, Terrell54 min
May 10, 4:57 PM CDTSevere Thunderstorm WarningMAFPecos63 min
May 10, 5:49 PM CDTAreal Flood AdvisoryMAFEctor3 hr
May 10, 5:53 PM CDTSevere Thunderstorm WarningMAFEctor52 min
May 10, 5:55 PM CDTAreal Flood AdvisoryMAFPecos, Reeves3 hr

Nearby

Flash Flood Warnings in Texas, 2012Every flash flood warning in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.